SW-121

Technical Characteristics

• Thread Class

  2a single mounting facility

• Thread Length

  0.375 inches nominal single mounting facility

• Overall Length

  1.594 inches nominal

• Flat Height

  0.218 inches nominal single actuator

• Shaft Diameter

  0.250 inches nominal single actuator

• Switch Contact Basic Design

  nonpile-up symmetrical

• Mounting Method

  threaded bushing single mounting facility

• Contact Voltage Rating In Volts

  110.0 ac at sea level

• Iii Shaft Flat/Slot Angular Location

  330.0 degrees from nonturn device single actuator

• Shaft Type

  round, flatted single actuator

• Switch Actuator Stop Device Type

  fixed stop single actuator

• Special Features

  three dummy terminals located on rear positions 1,2,and 3

• Iii Precious Material

  silver

• Overall Height

  1.312 inches nominal

• Overall Width

  1.250 inches nominal

• First Flat Length

  0.438 inches nominal single actuator

• Shaft Length

  0.500 inches nominal single actuator

• Individual Section Quantity

  1

• Pole Quantity

  1 single section rear

• Throw Quantity

  3 single section rear

• Nominal Thread Size

  0.375 inches single mounting facility

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Switch Actuator Indexing Position Quantity

  3 single actuator

• Terminal Type

  tab, solder lug

• Contact Switching Action

  breaks before makes single section rear

• Switch Actuator Positioning Increment

  30.0 degrees single actuator

• Contact Load Current Rating

  1.0 amperes resistive load dc at sea level

• Contact Load Current Rating

  500.0 milliamperes resistive load ac at sea level

• Iii Precious Material And Location

  contact surfaces silver

• Style Designator

  4 circular wafer, bushing mount

• Thread Series Designator

  unef single mounting facility